Make sure error message mentions to install latest btc app version.

static/i18n/en/errors.json

@@ -73,7 +73,7 @@
   },
   "ManagerAppRelyOnBTC": {
     "title": "Bitcoin app required",
-    "description": "Install the Bitcoin app before installing this app."
+    "description": "Install the latest version of the Bitcoin app before installing this app."
   },
   "ManagerDeviceLocked": {
     "title": "Please unlock your device",
@@ -158,4 +158,4 @@
     "title": "Oops, couldn’t connect to device",
     "description": "Device detected but connection failed. Please retry and get help if the problem persists."
   }
-}
+}